ARM: OMAP4: Add minimal support for omap4

This patch adds the support for OMAP4. The platform and machine specific
headers and sources updated for OMAP4430 SDP platform.

OMAP4430 is Texas Instrument's SOC based on ARM Cortex-A9 SMP architecture.
It's a dual core SOC with GIC used for interrupt handling and SCU for cache
coherency.

Signed-off-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

1 files changed, 7 insertions, 0 deletions

diff --git a/arch/arm/mach-omap2/serial.c b/arch/arm/mach-omap2/serial.c
index 3c2d325d3dca..29dc6f529058 100644
--- a/arch/arm/mach-omap2/serial.c
+++ b/arch/arm/mach-omap2/serial.c
@@ -8,6 +8,9 @@
  *
  * Based off of arch/arm/mach-omap/omap1/serial.c
  *
+ * Copyright (C) 2009 Texas Instruments
+ * Added OMAP4 support - Santosh Shilimkar <santosh.shilimkar@ti.com
+ *
  * This file is subject to the terms and conditions of the GNU General Public
  * License. See the file "COPYING" in the main directory of this archive
  * for more details.
@@ -122,6 +125,10 @@ void __init omap_serial_init(void)
 
         if (info == NULL)
                 return;
+        if (cpu_is_omap44xx()) {
+                for (i = 0; i < OMAP_MAX_NR_PORTS; i++)
+                        serial_platform_data[i].irq += 32;
+        }
 
         for (i = 0; i < OMAP_MAX_NR_PORTS; i++) {
                 struct plat_serial8250_port *p = serial_platform_data + i;